Mathematics
31.08.2020 01:41
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Use exponents to rewrite 27. A. 93 B. 3x9 C. 9+9+9 D. 2^3 E. 3^3

Use exponents to rewrite 27.
A. 93
B. 3x9
C. 9+9+9
D. 2^3
E. 3^3
Use exponents to rewrite 27.
A. 93
B. 3x9
C. 9+9+9
D. 2^3
E. 3^3
Show Answers
mary9590
mary9590
4,8(58 marks)
\bf \textit{vertex of a parabola}\\ \quad \\

\begin{array}{llccll}
y=&2x^2&+4x&-3\\
&\uparrow &\uparrow &\uparrow \\
&a&b&c
\end{array}\qquad 
\left(-\cfrac{{{ b}}}{2{{ a}}}\quad ,\quad  {{ c}}-\cfrac{{{ b}}^2}{4{{ a}}}\right)

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